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Q.

The formula for class mark and class size of data is ______.


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a

actual upper limit-actual lower limit2 and actual upper limit - actual lower limit

b

actual upper limit+actual lower limit2 and actual upper limit + actual lower limit

c

actual upper limit+actual lower limit2 and actual upper limit - actual lower limit

d

None of these 

answer is C.

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Detailed Solution

Class mark=actual upper limit+actual lower limit2
class size=actual upper limit - actual lower limit
  
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